B29B 7/7621
Involving introducing a gas or another component in at least one of
Official title: {involving introducing a gas or another component in at least one of the components}
B29B7/7621 (Involving introducing a gas or another component in at least one of) appears on 24 US grants and 13 published applications in this corpus.
Search patents in B29B- Granted patents
- 24
- Published applications
- 13
- Assignees
- 19
- Inventors
- 67
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rubber composition manufacturing method, tire manufacturing method, and rubber composition manufacturing apparatus7 Oct 2025US 12,434,409 B2Toyo Tire Corporation
- Mixing device10 Dec 2024US 12,161,981 B2RAMPF Production Systems GmbH & Co. KG
- System and method of delivering reactive fluids to an applicator28 Jul 2020US 10,722,909 B1
- Apparatus and method for dispensing a mixture of a gas and a fluid material26 May 2015US 9,038,921 B2Nordson Corporation
- Apparatus and method for dispensing a mixture of a gas and a fluid material27 Apr 2010US 7,703,705 B2Nordson Corporation
- Methods for preparing elastomer composites with mixer ventilation16 Apr 2026US 2026/0103572 A1Cabot Corporation
- Valve Device for Injecting Gas into a Mixing Chamber of a Plastic Metering Device, and Plastic Metering Device6 Feb 2025US 2025/0041814 A1Henkel AG & Co. KGaA
- Mixing Device for Providing a Foamed or Foamable Plastic10 Oct 2024US 2024/0335799 A1Henkel AG & Co. KGaA
- Rubber composition manufacturing method, tire manufacturing method, and rubber composition manufacturing apparatus29 Jun 2023US 2023/0202069 A1Toyo Tire Corporation
- Mixing device17 Feb 2022US 2022/0047997 A1Rampf Holding GmbH & Co. KG
Most cited
By later US patents
- Process for manufacturing foamed materials involving contacting a thin unbroken film of liquid resin with a gaseous blowing agent under pressure43US 4,120,923 ABayer Aktiengesellschaft · 1978
- Method and apparatus for measuring the proportion of undissolved gas in a liquid component for the production of foam materials26US 4,089,206 ABayer Aktiengesellschaft · 1978
- Measuring device and method for measuring gas load in liquids, especially in liquid plastic materials22US 6,393,893 B1EDF Polymer-Applikation Maschinenfabrik GmbH · 2002
- Method and apparatus for the production of reaction mixtures from liquid reaction components20US 4,050,896 ABayer Aktiengesellschaft · 1977
- Closed loop control of compressible fluid addition to a mixture of such fluid and a liquid20US 4,376,172 ACincinnati Milacron Inc. · 1983